Basic shapes/patterns of Fingerprints

Citations:

http://www.google.com/imgres?q=basic+shapes/patterns+of+fingerprints&um=1&hl=en&safe=active&biw=1600&bih=799&tbm=isch&tbnid=8ZyMcYQ3LP3UJM:&imgrefurl=http://www.abovetopsecret.com/forum/thread700030/pg1&docid=Q_VRa9B31l0VtM&imgurl=http://files.abovetopsecret.com/images/member/1c200aa9fdac.jpg&w=757&h=473&ei=hAPATpiXM8-4twf115B2&zoom=1&iact=rc&dur=546&sig=100156578123285906832&page=1&tbnh=114&tbnw=183&start=0&ndsp=33&ved=1t:429,r:3,s:0&tx=30&ty=49